package org.dprojects.iwebshare.db.util;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;
import org.hibernate.cfg.Configuration;

public class HibernateUtil {

	private static SessionFactory sessionFactory;// = buildSessionFactory();

	/*
    private static SessionFactory buildSessionFactory() {
        try {
            // Create the SessionFactory from hibernate.cfg.xml
            return new Configuration().configure().buildSessionFactory();
        }
        catch (Throwable ex) {
            // Make sure you log the exception, as it might be swallowed
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }
    */

	public static SessionFactory getSessionFactory() {
    	if(sessionFactory==null){
    		// Create the SessionFactory from hibernate.cfg.xml
    		sessionFactory= new Configuration().configure().buildSessionFactory();
			//sessionFactory= new AnnotationConfiguration().configure().buildSessionFactory();		
    	}
        return sessionFactory;
    }
    
    public static Session getSession(){
    	Session currentSession = HibernateUtil.getSessionFactory()
		.getCurrentSession();
		if (!currentSession.getTransaction().isActive()) {
			currentSession.beginTransaction();
		}
		return currentSession;
    }

}